使用DataTable插件实现异步加载数据

<table class="table table-bordered table-striped" id="table-main">  <thead>  <tr>    <th>用户名</th>    <th>渠道名</th>    <th>游戏名</th>    <th>结果</th>    <th>耗时</th>    <th>创建时间</th>  </tr>  </thead></table>

$('#select-game').select2(); // 初始化搜索下拉框        // 表格汉化列表  var table_lang = {    "sProcessing": "处理中...",    "sLengthMenu": "每页 _MENU_ 项",    "sZeroRecords": "没有匹配结果",    "sInfo": "当前显示第 _START_ 至 _END_ 项，共 _TOTAL_ 项。",    "sInfoEmpty": "当前显示第 0 至 0 项，共 0 项",    "sInfoFiltered": "(由 _MAX_ 项结果过滤)",    "sInfoPostFix": "",    "sSearch": "搜索:",    "sUrl": "",    "sEmptyTable": "表中数据为空",    "sLoadingRecords": "载入中...",    "sInfoThousands": ",",    "oPaginate": {      "sFirst": "首页",      "sPrevious": "上页",      "sNext": "下页",      "sLast": "末页",      "sJump": "跳转"    },    "oAria": {      "sSortAscending": ": 以升序排列此列",      "sSortDescending": ": 以降序排列此列"    }  };   //初始化表格  var table_main = $("#table-main").dataTable({    language:table_lang,  // 提示信息    autoWidth: false,   // 禁用自动调整列宽    lengthMenu: [25, 50, 100],    stripeClasses: ["odd", "even"], // 为奇偶行加上样式，兼容不支持CSS伪类的场合    processing: false,   // 隐藏加载提示,自行处理    serverSide: true,   // 启用服务器端分页    searching: true,    // 启用原生搜索    orderMulti: true,   // 启用多列排序    order: [],       // 取消默认排序查询,否则复选框一列会出现小箭头    renderer: "bootstrap", // 渲染样式：Bootstrap和jquery-ui    pagingType: "simple_numbers", //分页样式：simple,simple_numbers,full,full_numbers    columnDefs: [{      "targets": 'nosort', // 列的样式名      "orderable": false  // 包含上样式名‘nosort'的禁止排序    }],    ajax: function (data, callback, settings) {      //封装请求参数      var param = {};      param.limit = data.length; // 页面显示记录条数，在页面显示每页显示多少项的时候      param.start = data.start; // 开始的记录序号      param.page = (data.start / data.length)+1; // 当前页码      //ajax请求数据      $.ajax({        type: "GET",        url: "getRecodeList",        cache: true, // 开启缓存        data: param, // 传入组装的参数        dataType: "json",        success: function (result) {//              console.log(result);          //setTimeout仅为测试延迟效果          setTimeout(function () {            //封装返回数据            var returnData = {};            returnData.draw = data.draw;       // 这里直接自行返回了draw计数器,应该由后台返回            returnData.recordsTotal = result.total;  // 返回数据全部记录            returnData.recordsFiltered = result.total;// 后台不实现过滤功能，每次查询均视作全部结果            returnData.data = result.data;      // 返回的数据列表            //console.log(returnData);            // 调用DataTables提供的callback方法，代表数据已封装完成并传回DataTables进行渲染            // 此时的数据需确保正确无误，异常判断应在执行此回调前自行处理完毕            callback(returnData);            cut_td($("#table-main"), 40); // 表格截断           }, 200);        }      });    },    //列表表头字段    columns: [      { "data": "user_name" },      { "data": "channel" },      { "data": "game" },      { "data": "status",        "render": function(data){          var status_name = '';          switch(data)          {            case 0: status_name = '未完成'; break;            case 1: status_name = '脚本错误'; break;            case 2: status_name = '成功'; break;            case 3: status_name = '测试通过'; break;            default : status_name = '未知'; break;          }          return status_name;        }},      { "data": "cast_time",        "render" : function(data){          if (data)          {            return data + 's';          }          else          {            return '废弃';          }        }},      { "data": "format_created_at" },    ]  }).api();

{ "total": 234, "per_page": "25", "current_page": 1, "last_page": 10, "next_page_url": "http://local.dgc_sdkops.com/monitor/log_pack/getRecodeList?page=2", "prev_page_url": null, "from": 1, "to": 25, "data": [  {   "id": 128,   "user_id": 1,   "task_id": "package_128_113",   "channel_version_id": 128,   "game_version_id": 113,   "extend_id": 0,   "type": "pack",   "status": 2,   "remark": "",   "cast_time": 93475,   "created_at": "1500365068",   "updated_at": "1500458543",   "user_name": "admin",   "format_created_at": "2017-07-18 16:04:28",   "format_updated_at": "2017-07-18 16:04:28",   "game": "x",   "channel": "y",   "game_id": 11290,   "channel_id": 67  },  {   "id": 240,   "user_id": 1,   "task_id": "package_128_113",   "channel_version_id": 128,   "game_version_id": 113,   "extend_id": 0,   "type": "pack",   "status": 0,   "remark": "",   "cast_time": 0,   "created_at": "1500458454",   "updated_at": "1500458454",   "user_name": "admin",   "format_created_at": "2017-07-19 18:00:54",   "format_updated_at": "2017-07-19 18:00:54",   "game": "x",   "channel": "y",   "game_id": 11290,   "channel_id": 67  } ]}